Missing header in GSL 0.9.3

[Brian Gough]

Rodney Sparapani writes:
 > Ummm.  I'm running HFS+ already.  Maybe there's a bug in tar or
 > gzip.  I'll check into that.

I could have been wrong about HFS+ supporting 255-character filenames,
I just got that information from a google search --- it did say
something about applications writing the filenames with 31-characters,
even though the underlying filesystem allowed 255.  UFS should be fine
though.